{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:4KRIU2NKM7W7YGVG6RLOTLVUEZ","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"21369400f148b98c8a2b2761830eb357ab9c556e8d900e3ddb1cef45af0415f4","cross_cats_sorted":["physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2010-07-14T16:26:42Z","title_canon_sha256":"92a878ae03df694228bc608f24ef8dd410bcafe43b1dbc603dabef339e3924ce"},"schema_version":"1.0","source":{"id":"1007.2370","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.2370","created_at":"2026-05-18T02:06:22Z"},{"alias_kind":"arxiv_version","alias_value":"1007.2370v2","created_at":"2026-05-18T02:06:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.2370","created_at":"2026-05-18T02:06:22Z"},{"alias_kind":"pith_short_12","alias_value":"4KRIU2NKM7W7","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_16","alias_value":"4KRIU2NKM7W7YGVG","created_at":"2026-05-18T12:26:03Z"},{"alias_kind":"pith_short_8","alias_value":"4KRIU2NK","created_at":"2026-05-18T12:26:03Z"}],"graph_snapshots":[{"event_id":"sha256:13f67b9e776f49fa8881cc1c25a4980be2e4ab3974a1a604901c047f8070880a","target":"graph","created_at":"2026-05-18T02:06:22Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"In this paper, we report on theoretical investigation of the effect of refractive index of immersion oil on the position of optimal depth and optical trap quality in optical tweezers. Using simple numerical calculation presented here, one can study the optical trapping in different samples, after multi interfaces and find the best choice of immersion oil for a particular case.","authors_text":"Ali Mahmoudi, Seyyed Nader Seyyed Reihani","cross_cats":["physics.bio-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2010-07-14T16:26:42Z","title":"The effect of Immersion medium in optical tweezers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.2370","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:80a884acf86b10dd8ecc556e539c741f658c97b6cbca7c3640445fcccbd1faad","target":"record","created_at":"2026-05-18T02:06:22Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"21369400f148b98c8a2b2761830eb357ab9c556e8d900e3ddb1cef45af0415f4","cross_cats_sorted":["physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2010-07-14T16:26:42Z","title_canon_sha256":"92a878ae03df694228bc608f24ef8dd410bcafe43b1dbc603dabef339e3924ce"},"schema_version":"1.0","source":{"id":"1007.2370","kind":"arxiv","version":2}},"canonical_sha256":"e2a28a69aa67edfc1aa6f456e9aeb4266efb37b961f1e976987204c2dede4106","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e2a28a69aa67edfc1aa6f456e9aeb4266efb37b961f1e976987204c2dede4106","first_computed_at":"2026-05-18T02:06:22.028484Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:06:22.028484Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KXsX0dP5Veft8t+QlHmcL2JlXQb4EsALMw79TXlRoDRa5wg0L63eWl5fQgmuoms6ZJ1QON7utqQENFcEWReSBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:06:22.029089Z","signed_message":"canonical_sha256_bytes"},"source_id":"1007.2370","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:80a884acf86b10dd8ecc556e539c741f658c97b6cbca7c3640445fcccbd1faad","sha256:13f67b9e776f49fa8881cc1c25a4980be2e4ab3974a1a604901c047f8070880a"],"state_sha256":"d732f1b1380dd93798ebc8dc99514314132ce27374aab724d07604999489490c"}